package com.lyy.blog.web.admin;

import com.lyy.blog.po.user;
import com.lyy.blog.service.userservice;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;

@Controller
@RequestMapping("/admin")
public class logincontroller {



    @Autowired
    private userservice userservice;

    @GetMapping
    public String loginpage(){
        return "admin/login";
    }

    @PostMapping("/login")
    public String userlogin(@RequestParam String username,
                            @RequestParam String password,
                            HttpSession session,
                            RedirectAttributes attributes)
    {
        user user=userservice.checkuser(username,password);
        if(user!=null){
            user.setPassword(null);
            session.setAttribute("user",user);
            return "admin/index";

        }else{
            attributes.addFlashAttribute("message","用户名或密码错误");

            return "redirect:/admin";
        }

    }

    @GetMapping("/logout")
    public String logout(HttpSession session){
        session.removeAttribute("user");
        return "redirect:/admin";
    }

}
